Gentoo Linux Security Advisory 201504-1 - Multiple vulnerabilities have been found in Mozilla Firefox, Thunderbird, and SeaMonkey, the worst of which may allow user-assisted execution of arbitrary code. Versions less than 31.5.3 are affected.
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Red Hat Security Advisory 2013-1823-01 - Mozilla Thunderbird is a standalone mail and newsgroup client. Several flaws were found in the processing of malformed content. Malicious content could cause Thunderbird to crash or, potentially, execute arbitrary code with the privileges of the user running Thunderbird. A flaw was found in the way Thunderbird rendered web content with missing character encoding information. An attacker could use this flaw to possibly bypass same-origin inheritance and perform cross site-scripting attacks.
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Ubuntu Security Notice 2052-1 - Ben Turner, Bobby Holley, Jesse Ruderman, Christian Holler and Christoph Diehl discovered multiple memory safety issues in Firefox. If a user were tricked in to opening a specially crafted website, an attacker could potentially exploit these to cause a denial of service via application crash, or execute arbitrary code with the privileges of the user invoking Firefox. Myk Melez discovered that the doorhanger notification for web app installation could persist between page navigations. An attacker could potentially exploit this to conduct clickjacking attacks. Various other issues were also addressed.
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Red Hat Security Advisory 2013-1812-01 - Mozilla Firefox is an open source web browser. XULRunner provides the XUL Runtime environment for Mozilla Firefox. Several flaws were found in the processing of malformed web content. A web page containing malicious content could cause Firefox to terminate unexpectedly or, potentially, execute arbitrary code with the privileges of the user running Firefox. A flaw was found in the way Firefox rendered web content with missing character encoding information. An attacker could use this flaw to possibly bypass same-origin inheritance and perform cross-site scripting attacks.
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